[MESOS-9249] Avoid dirtying the DRF sorter when allocating resources.

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id="type-val" class="value"> <img alt="" height="16" src="/jira/secure/viewavatar?size=xsmall&avatarId=21140&avatarType=issuetype" title="Improvement - An improvement or enhancement to an existing feature or task." width="16" /> Improvement </span> </div> </li> <li class="item item-right"> <div class="wrap"> <strong class="name" title="Status">Status:</strong> <span id="status-val" class="value"> <span class=" jira-issue-status-lozenge aui-lozenge jira-issue-status-lozenge-green jira-issue-status-lozenge-done jira-issue-status-lozenge-max-width-medium" data-tooltip="<span class="jira-issue-status-tooltip-title">Resolved</span><br><span class="jira-issue-status-tooltip-desc">A resolution has been taken, and it is awaiting verification by reporter. From here issues are either reopened, or are closed.</span>">Resolved</span> </span> </div> </li> <li class="item new"> <div class="wrap"> <strong class="name" title="Priority"> <label for="priority-field">Priority:</label> </strong> <span id="priority-val" class="value"> <img alt="" height="16" src="/jira/images/icons/priorities/critical.svg" title="Critical - Crashes, loss of data, severe memory leak." width="16" /> Critical </span> </div> </li> <li class="item item-right"> <div class="wrap"> <strong class="name" title="Resolution">Resolution:</strong> <span id="resolution-val" class="value resolved" > Fixed </span> </div> </li> <li class="item"> <div class="wrap"> <strong class="name" title="Affects Version/s"> <label for="versions-textarea">Affects Version/s:</label> </strong> <span id="versions-val" class="value"> None </span> </div> </li> <li class="item item-right"> <div class="wrap"> <strong class="name" title="Fix Version/s"> <label for="fixVersions"> Fix Version/s: </label> </strong> <span id="fixfor-val" class="value"> <span class="shorten" id="fixVersions-field"> <a href="/jira/issues/?jql=project+%3D+MESOS+AND+fixVersion+%3D+1.7.1" title="1.7.1 Release Managers: Chun-Hung Hsiao, Gaston Kleiman">1.7.1</a>, <a href="/jira/issues/?jql=project+%3D+MESOS+AND+fixVersion+%3D+1.8.0" title="1.8.0 Release Managers: Benno Evers, Joseph Wu">1.8.0</a> </span> </span> </div> </li> <li class="item"> <div class="wrap"> <strong class="name" title="Component/s"> <label for="components">Component/s:</label> </strong> <span id="components-val" class="value"> <span class="shorten" id="components-field"> <a href="/jira/issues/?jql=project+%3D+MESOS+AND+component+%3D+allocation" title="allocation Resource Allocation">allocation</a> </span> </span> </div> </li> <li class="item full-width"> <div class="wrap" id="wrap-labels"> <strong class="name" title="Labels"> <label for="labels-textarea">Labels:</label> </strong> <div class="labels-wrap value"> <ul class="labels" id="labels-13186751-value"> <li><a class="lozenge" href="/jira/issues/?jql=labels+%3D+performance" title="performance"><span>performance</span></a></li> </ul> </div> </div> </li> </ul> <div id="customfieldmodule"> <div class="aui-tabs horizontal-tabs" id="customfield-tabs"> <div id="customfield-panel-1" class=" active-pane"> <ul class="property-list"> <li id="rowForcustomfield_12310320" class="item"> <div class="wrap"> <strong title="Target Version/s" class="name"> <label for="customfield_12310320">Target Version/s:</label> </strong> <div id="customfield_12310320-val" class="value type-multiversion" data-fieldtype="multiversion" data-fieldtypecompletekey="com.atlassian.jira.plugin.system.customfieldtypes:multiversion"> <div class="shorten" id="customfield_12310320-field"> <a href="/jira/issues/?jql=project%3D%22MESOS%22%20AND%20%22Target+Version%2Fs%22%3D%221.7.1%22%20ORDER%20BY%20priority%20ASC" title="1.7.1 - Release Managers: Chun-Hung Hsiao, Gaston Kleiman">1.7.1</a> </div> </div> </div> </li> <li id="rowForcustomfield_12311120" class="item"> <div class="wrap"> <strong title="Epic Link" class="name"> <label for="customfield_12311120">Epic Link:</label> </strong> <div id="customfield_12311120-val" class="value type-gh-epic-link" data-fieldtype="gh-epic-link" data-fieldtypecompletekey="com.pyxis.greenhopper.jira:gh-epic-link"> <a class="aui-label ghx-label-8" href="/jira/browse/MESOS-9087"> Allocator performance improvement. </a> </div> </div> </li> <li id="rowForcustomfield_12310921" class="item"> <div class="wrap"> <strong title="Sprint" class="name"> <label for="customfield_12310921">Sprint:</label> </strong> <div id="customfield_12310921-val" class="value type-gh-sprint" data-fieldtype="gh-sprint" data-fieldtypecompletekey="com.pyxis.greenhopper.jira:gh-sprint"> Mesosphere Sprint 2018-29 </div> </div> </li> </ul> </div> </div></div> </div></div><div id=descriptionmodule class="module toggle-wrap"><div id="descriptionmodule_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Description" aria-controls="descriptionmodule" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="descriptionmodule-label">Description</h4><ul class="ops"></ul></div><div class="mod-content"><div id="description-val" class="field-ignore-highlight"> <div class="user-content-block"> <p>The perf data that <a href="https://issues.apache.org/jira/secure/ViewProfile.jspa?name=mzhu" class="user-hover" rel="mzhu">mzhu</a> provided revealed that when there are many frameworks, the <tt>DRFSorter::sort()</tt> function ends up dominating the time spent during an allocation cycle.</p> <p>To improve performance, it's possible to avoid dirtying the sorter so that it remains sorted throughout the entire allocation cycle.</p> </div> </div> </div></div><div id=dnd-metadata class="module toggle-wrap"><div id="dnd-metadata_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Attachments" aria-controls="dnd-metadata" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="dnd-metadata-label">Attachments</h4><ul class="ops"></ul></div><div class="mod-content"><div id="dnd-metadata-webpanel" data-can-attach="false" data-project-type="software" data-upload-limit="62914560" data-thumbnails-allowed="false"></div></div></div><div id=linkingmodule class="module toggle-wrap"><div id="linkingmodule_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Issue Links" aria-controls="linkingmodule" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="linkingmodule-label">Issue Links</h4><ul class="ops"></ul></div><div class="mod-content"> <div class="links-container" data-default-link-icon="/jira/images/icons/generic_link_16.png"> <dl class="links-list "> <dt title="relates to">relates to</dt> <dd id="internal-13187165_10030" > <div class="link-content"> <p> <img src="/jira/secure/viewavatar?size=xsmall&avatarId=21140&avatarType=issuetype" width="16" height="16" title="Improvement - An improvement or enhancement to an existing feature or task." alt="Improvement - An improvement or enhancement to an existing feature or task." /> <span title="MESOS-9255: Use consistent "totals" across role / framework DRF."> <a href="/jira/browse/MESOS-9255" data-issue-key="MESOS-9255" class="issue-link link-title resolution">MESOS-9255</a> <span class="link-summary">Use consistent "totals" across role / framework DRF.</span> </span> </p> <ul class="link-snapshot"> <li class="priority"> <img src="/jira/images/icons/priorities/major.svg" width="16" height="16" title="Major - Major loss of function." alt="Major - Major loss of function." /> </li> <li class="status"> <span class=" jira-issue-status-lozenge aui-lozenge jira-issue-status-lozenge-green jira-issue-status-lozenge-done aui-lozenge-subtle jira-issue-status-lozenge-max-width-short" data-tooltip="<span class="jira-issue-status-tooltip-title">Resolved</span><br><span class="jira-issue-status-tooltip-desc">A resolution has been taken, and it is awaiting verification by reporter. From here issues are either reopened, or are closed.</span>">Resolved</span> </li> </ul> </div> </dd> </dl> </div> </div></div><div id=activitymodule class="module toggle-wrap"><div id="activitymodule_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Activity" aria-controls="activitymodule" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="activitymodule-label">Activity</h4><ul class="ops"></ul></div><div class="mod-content"> <big-pipe data-id="activity-panel-pipe-id" style="height: 70px"> <div></div> </big-pipe> </div></div></div><div id="viewissuesidebar" class="aui-item 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href=\'\\/jira\\/browse\\/MESOS-9249?focusedCommentId=16629613&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16629613\' class=\'commentdate_16629613_verbose subText comment-created-date-link\'\u003e\u003cspan class=\'date user-tz\' title=\'27\\/Sep\\/18 01:15\'\u003e\u003ctime class=\'livestamp\' datetime=\'2018-09-27T01:15:30+0000\'\u003e27\\/Sep\\/18 01:15\u003c\\/time\u003e\u003c\\/span\u003e\u003c\\/a\u003e \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003cdiv class=\\\"action-body flooded\\\"\u003e\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 86653356d763fee79e9467cf7b07bebb449e8aff\\r\\nAuthor: Benjamin Mahler \\r\\nDate: Fri Sep 21 12:26:19 2018 -0700\\r\\n\\r\\n Avoided dirtying the DRF sorter when an allocation is performed.\\r\\n \\r\\n This improves performance by ensuring that the DRF sorter can remain\\r\\n sorted throughout an allocation cycle. Without this change, we spend\\r\\n the majority of time re-sorting throughout an allocation cycle, when\\r\\n there are large numbers of clients (roles \\/ frameworks).\\r\\n \\r\\n Before with --enable-optimize:\\r\\n \\r\\n *HierarchicalAllocator_BENCHMARK_Test.DeclineOffers\\/21\\r\\n Added 1000 frameworks in 28.69ms\\r\\n Added 10000 agents in 3.96secs\\r\\n round 0 allocate() took 3.18secs to make 10000 offers ...\\r\\n round 1 allocate() took 3.40secs to make 10000 offers ...\\r\\n round 2 allocate() took 3.31secs to make 10000 offers ...\\r\\n \\r\\n After with --enable-optimize:\\r\\n \\r\\n *HierarchicalAllocator_BENCHMARK_Test.DeclineOffers\\/21\\r\\n Added 1000 frameworks in 40.38ms\\r\\n Added 10000 agents in 1.61secs\\r\\n round 0 allocate() took 1.06secs to make 10000 offers ...\\r\\n round 1 allocate() took 1.06secs to make 10000 offers ...\\r\\n round 2 allocate() took 1.06secs to make 10000 offers ...\\r\\n \\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/68808\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e \u003c\\/div\u003e\\n \u003cdiv class=\\\"action-links action-comment-actions\\\"\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003cdiv class=\\\"twixi-wrap concise actionContainer\\\"\u003e\\n \u003cdiv class=\\\"action-head\\\"\u003e\\n \u003cbutton aria-label=\\\"Expand comment\\\" title=\\\"Expand comment\\\" class=\\\"twixi icon-default aui-icon aui-icon-small aui-iconfont-collapsed\\\"\u003e\u003c\\/button\u003e\\n \u003cdiv class=\\\"action-details flooded\\\"\u003e\\n \\n \\n \\n \\n \\n\\n \u003ca class=\\\"user-hover user-avatar\\\" rel=\\\"bmahler\\\" id=\\\"commentauthor_16629613_concise\\\" href=\\\"\\/jira\\/secure\\/ViewProfile.jspa?name=bmahler\\\"\u003e\u003cspan class=\\\"aui-avatar aui-avatar-xsmall\\\"\u003e\u003cspan class=\\\"aui-avatar-inner\\\"\u003e\u003cimg src=\\\"https:\\/\\/issues.apache.org\\/jira\\/secure\\/useravatar?size=xsmall&avatarId=10452\\\" alt=\\\"bmahler\\\" \\/\u003e\u003c\\/span\u003e\u003c\\/span\u003e Benjamin Mahler\u003c\\/a\u003e\\n added a comment - \u003ca href=\'\\/jira\\/browse\\/MESOS-9249?focusedCommentId=16629613&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16629613\' class=\'commentdate_16629613_concise subText comment-created-date-link\'\u003e\u003cspan class=\'date user-tz\' title=\'27\\/Sep\\/18 01:15\'\u003e\u003ctime class=\'livestamp\' datetime=\'2018-09-27T01:15:30+0000\'\u003e27\\/Sep\\/18 01:15\u003c\\/time\u003e\u003c\\/span\u003e\u003c\\/a\u003e \\n commit 86653356d763fee79e9467cf7b07bebb449e8aff\\r\\nAuthor: Benjamin Mahler \\r\\nDate: Fri Sep 21 12:26:19 2018 -0700\\r\\n\\r\\n Avoided dirtying the DRF sorter when an allocation is performed.\\r\\n \\r\\n This improves performance by ensuring that the DRF sorter can remain\\r\\n sorted throughout an allocation cycle. Without this change, we spend\\r\\n the majority of time re-sorting throughout an allocation cycle, when\\r\\n there are large numbers of clients (roles \\/ frameworks).\\r\\n \\r\\n Before with --enable-optimize:\\r\\n \\r\\n *HierarchicalAllocator_BENCHMARK_Test.DeclineOffers\\/21\\r\\n Added 1000 frameworks in 28.69ms\\r\\n Added 10000 agents in 3.96secs\\r\\n round 0 allocate() took 3.18secs to make 10000 offers ...\\r\\n round 1 allocate() took 3.40secs to make 10000 offers ...\\r\\n round 2 allocate() took 3.31secs to make 10000 offers ...\\r\\n \\r\\n After with --enable-optimize:\\r\\n \\r\\n *HierarchicalAllocator_BENCHMARK_Test.DeclineOffers\\/21\\r\\n Added 1000 frameworks in 40.38ms\\r\\n Added 10000 agents in 1.61secs\\r\\n round 0 allocate() took 1.06secs to make 10000 offers ...\\r\\n round 1 allocate() took 1.06secs to make 10000 offers ...\\r\\n round 2 allocate() took 1.06secs to make 10000 offers ...\\r\\n \\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/68808\\r\\n \\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n\u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n\""; if(window.WRM._dataArrived)window.WRM._dataArrived();</script> <script> window.WRM=window.WRM||{};window.WRM._unparsedData=window.WRM._unparsedData||{};window.WRM._unparsedErrors=window.WRM._unparsedErrors||{}; WRM._unparsedData["scope-filter-data"]="{\"createScopeActions\":[],\"scopes\":[]}"; WRM._unparsedData["sidebar-collapsed-by-default"]="true"; WRM._unparsedData["com.atlassian.jira.projects.shortcuts:can-manage"]="false"; WRM._unparsedData["com.atlassian.jira.projects.shortcuts:with-icons"]="false"; WRM._unparsedData["com.atlassian.jira.projects.shortcuts:shortcuts"]="[]"; WRM._unparsedData["com.atlassian.jira.projects.shortcuts:project-id"]="12311242"; WRM._unparsedData["sidebar-id"]="\"\u003csection class=\\\"aui-sidebar projects-sidebar sidebar-pending\\\" \u003e\u003cdiv 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[MESOS-9249] Avoid dirtying the DRF sorter when allocating resources. - ASF JIRA